Royal Engineers.King's crown WW I all brass economy issue cap badge with slider fitting to the reverse. The cypher of GvR to the centre of a crowned Garter Strap within a wreath of laurel bearing the title scroll.

Royal Army Service Corps.Scarce king's crown brass cap badge with slider fitting to the reverse. The cypher of GvR to the centre of a crowned Garter Strap within a wreath of laurel that bears the title scroll on a multi-rayed star.

Royal Army Dental Corps.King's crown officers sil / gilt cap badge with two loops, the letter "P" stamp and makers details for Gaunt London to the reverse. The dragon and sword to the centre of a crowned wreath of laurel above the motto scroll, " Ex Dentibus Ensis".